TONE POEM • FREE-TRANSLATOR.COM • Definition of Tone poem

... sense of few composers ever was. In point of fact the compositions of the later period are as sweet as those of any former period whatever. The last sonata for the pianoforte is one of the most advanced compositions that exist for the instrument. It is a tone poem which will outlast most other things that Beethoven wrote for this instrument. In fact, the accuracy with which the capacity of the instrument is gauged is one of the most striking peculiarities of the last sonatas and ...

— A Popular History of the Art of Music - From the Earliest Times Until the Present • W. S. B. Mathews